Pith Number

pith:LSJ23C2X

pith:2009:LSJ23C2X6KCAZLYY4DALUYW465

not attested not anchored not stored refs pending

Effelsberg 100-m polarimetric observations of a sample of Compact Steep-Spectrum sources

2, (2) Dpto. de Astrofisica. Universidad de La Laguna, 3), (3) Instituto de Astrofisica de Canarias, (4) Max-Planck-Institut fuer Radioastronomie), A. Kraus (4) ((1)Istituto di Radioastronomia - INAF, A. Rossetti (1), F. Mantovani (1), F.M. Montenegro-Montes (1, K.-H. Mack (1)

arxiv:0906.1729 v1 · 2009-06-09 · astro-ph.CO · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LSJ23C2X6KCAZLYY4DALUYW465}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:13:21.233938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c93ad8b57f2840caf18e0c0ba62dcf755eec6c988ae4afb96455dd048b641ef

Aliases

arxiv: 0906.1729 · arxiv_version: 0906.1729v1 · doi: 10.48550/arxiv.0906.1729 · pith_short_12: LSJ23C2X6KCA · pith_short_16: LSJ23C2X6KCAZLYY · pith_short_8: LSJ23C2X

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/LSJ23C2X6KCAZLYY4DALUYW465 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 5c93ad8b57f2840caf18e0c0ba62dcf755eec6c988ae4afb96455dd048b641ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1347be56fb46eb8ea873ef4128dde3524672246f5c61316ea0afc5f330831b10",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-06-09T13:56:36Z",
    "title_canon_sha256": "9af69766a8bd31e8e286b212e7cb173cc3410b311d6cc43d10e2d1fb07885737"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.1729",
    "kind": "arxiv",
    "version": 1
  }
}